cliff, walters wasted little time pivoting to more intimate territory. >> when you look at this picture, what do you think? at what point was it taken? >> i think we were campaigning in iowa. >> so, why were you hugging so hard in iowa? >> because i love my wife. >> well, and also, i hadn't seen him in a while. i mean, you know, when you're campaigning, we're two ships passing in the night, and the first time i saw him was when i walked on stage to greet him, and that's my honey giving me a hug. >> giving you hugs. >> how do you keep the fire going? >> that's a good question. >> you know, we've been married now 20 years. >> mm-hmm. >> and like every marriage, i think you have your ups and you have your downs, but if you work through the tough times, the respect and love that you feel deepens. >> and then there's a lot of laughter, you know? >> and you're funnier. >> yeah, yeah. >> everybody thinks she's pretty funny. i'm funnier than people think. >> yeah, you are. >> that may be. you may be funnier than people think. >> i am. >> he is! the president's funny, but his wife is funnier. >>